Nonlinear multi two-wave mixing, the fanning process and its bleaching in photorefractive media

M Segev, Y Ophir, B Fischer - Optics Communications, 1990 - Elsevier
A theoretical and experimental study of photorefractive nonlinear multi two-wave mixing is
given. It is used to describe the fanning effect, which is an asymmetric self induced light …

Forward four-wave mixing with defocusing nonlinearity

S Jia, W Wan, JW Fleischer - Optics letters, 2007 - opg.optica.org
We experimentally demonstrate degenerate, forward four-wave mixing effects in a self-
defocusing photorefractive medium, in both one and two transverse dimensions. We …

Contra-directional two-wave mixing in photorefractive media

P Yeh - Optics Communications, 1983 - Elsevier
e] =A](x,z)exp[i(k ir-wt)] +cc, ]= 1,2, (1) Page 1 Volume 45, number 5 OPTICS
COMMUNICATIONS 1 May 1983 CONTRA-DIRECTIONAL TWO-WAVE MIXING IN …

Two-wave mixing in nonlinear media

P Yeh - IEEE Journal of Quantum Electronics, 1989 - ieeexplore.ieee.org
The physics of the photorefractive effect is briefly discussed. A coupled-mode theory is then
developed to analyze the coupling of two coherent electromagnetic waves inside a …

Spatial light modulation and filtering effects in photorefractive wave mixing

B Fischer, S Weiss, S Sternklar - Applied physics letters, 1987 - pubs.aip.org
In this letter we demonstrate and explain the lack of spatial information crosstalk between
beams in various oscillators by photorefractive CPR) wave mixing (WM). 1, 2 This study is …

Propagation of light beams in photorefractive media: fanning, self-bending, and formation of self-pumped four-wave-mixing phase conjugation geometries

AA Zozulya, M Saffman, DZ Anderson - Physical review letters, 1994 - APS
We investigate propagation of light beams in photorefractive media by direct numerical
simulation. The two dimensional model is based on solution of nonlinear material equations …

Reciprocity in photorefractive wave mixing

C Gu, P Yeh - Optics letters, 1991 - opg.optica.org
Reciprocity in photorefractive wave mixing Page 1 April 1, 1991 / Vol. 16, No. 7 / OPTICS
LETTERS 455 Reciprocity in photorefractive wave mixing Claire Gu and Pochi Yeh Rockwell …

Time-dependent behavior of photorefractive two-and four-wave mixing

M Horowitz, D Kligler, B Fischer - JOSA B, 1991 - opg.optica.org
A theoretical and experimental study of the temporal response of photorefractive two-and
four-wave mixing processes is given. We examine the buildup and the decay of the output …

Photorefractive self‐defocusing

M Segev, Y Ophir, B Fischer - Applied physics letters, 1990 - pubs.aip.org
Self-defocusing of a Gaussian light beam in a bulk photorefractive BaTiGl crystal is
demonstrated. This is a low light intensity process which results from the coupling and power …

Exact solution to the degenerate four-wave mixing in reflection geometry in photorefractive media

MR Belić - Physical Review A, 1985 - APS
A method for exact solution of the stationary holographic degenerate four-wave mixing in
reflection geometry in photorefractive media is presented. The effects of pump depletion and …